A manual of exotic ferns & Selaginella comprising descriptions of over one thousand species and varieties, and upwards of six hundred synonyms; also notes on their history, culture, & mangement / by E. Sandford.

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A manual of exotic ferns & Selaginella comprising descriptions of over one thousand species and varieties, and upwards of six hundred synonyms; also notes on their history, culture, & mangement / by E. Sandford. Public Domain Mark. Source: Wellcome Collection.